--- Have you solved your problem?---I've kept on thinking about that matter ______, but I have no idea yet now.
The CD is too noisy. Would you please__________ a little?
______Lily ______Lucy may go to the concert because they have got only one ticket.
I noticed him _________ the teacher’s office just now.
I’d like to go _________on vacation.
–I wonder if it _________ tomorrow. –Don’t worry. If it _________, we’ll stay at home.